Erepsin, [34]
Exchange, basal energy, [104]
of energy, as affected by work, [109], [110], [113], [115], [119]
of energy, factors modifying, [105], [106]
of energy, relation to body surface, [104], [105]
Exogenous metabolism, [145], [146]
Fasting, carbohydrates as source of energy in, [81]
excretion of carbon during, [84]